/Engine/Source/Runtime/Engine/Classes/Particles/SubUVAnimation.h
void Build ( [UTexture2D](API\Runtime\Engine\Engine\UTexture2D) * SubUVTexture, int32 SubImages_Horizontal, int32 SubImages_Vertical, ESubUVBoundingVertexCount BoundingMode, float AlphaThreshold, EOpacitySourceMode OpacitySourceMode )